US1699688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making forged chambers
Assignee: Gasoline Products Co Inc
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Filing: 1924-08-15
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Granted: 1929-01-22
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Expires: 1944-08-15
Abstract
No abstract record available.
Inventors
- 👤 Walter M Cross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:54
CPC Classifications
B; B21; B21K; B21K23/00; B21K23/04; B21K21/00; B21K21/12; B21K21/14; Y; Y10; Y10S; Y10S122/00; Y10S122/13; Y10S29/00; Y10S29/043; Y10T; Y10T29/00; Y10T29/49; Y10T29/49394
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1932-01-22 | 1932-07-23 | 1933-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-22 | 1936-07-23 | 1937-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-22 | 1940-07-23 | 1941-01-22 | $7700.00 | Window Closed / Lapsed |